PixArt Imaging Inc.

PAS005B

CMOS Image Sensor IC

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PixArt Imaging Inc.

Valid frame data (482 lines)

Dark

Hsync.

480

Pixclks

480

Pixclks

Frame time(min) (=484 lines)

Vsync.

B,G,B,G...

G,R,G,R...

Dark

Dark

Dark

B,G,B,G...

Fig 4.2.1-3 Inter-frame timing (default)

Valid frame data

(482 lines)

Hsync.

Pixclks

Frame time = lpf[14:0]+3 lines

Vsync.

0

Dark

1

Dark

0

Dark

Valid frame data

(482 lines)

1

Dark

Fig 4.2.1-4 Inter-frame timing (programmable)

Hardware windowing CIF(352 X 288) pixels readout:(with 4 column and 2 row for color interpolation)

cf[1:0] = 0, rf[1:0]=0, cm = 1, single_path = 0, row_ave= 0, CDS_ext2_in = 1.

wcp[10:0]=0, wcw_in[10:0]=355,

wrp[10:0]=0,wrd[10:0]=289,

Hsync.

x x x x

x x

x x

356 pixels 0ut

x x x x

line time = 480+4(x)+4(D)+356+4(x) = 848 pixclks

x x x

480 pixclks

Pixclk_a

356 pixels out

Note: "x" indicates don't care PXD[9:0] , "D" dark.

x

D D D D

D D D D

Fig 4.2.1-5 Inter-line timing (default)

Hsync.

x x x x

x x

x x

356 pixels 0ut

x x x x

line time = cov[10:0]+480+4(x)+4(D)+356+4(x) pixclks

x x x

cov[10:0]+480

Pixclk_a

356 pixels out

Note: "x" indicates don't care PXD[9:0] , "D" indicates dark.

x

D D D D

D D D D

Fig 4.2.1-6 Inter-line timing (programmable)